\begin{table}[t!]
    \centering
    \begin{subtable}{0.5\textwidth}
        \centering
        \begin{tabular}{ccccc}
            \toprule
            \multicolumn{1}{l}{\textbf{Dataset}} & \textbf{Model} & \textbf{Discrete} & \textbf{INN} & \textbf{INN-init} \\
            \toprule
            \multirow{3}{*}{Cifar10}             & NIN            & 92.3              & 91.8         & 92.5              \\
                                                 & VGG-11         & 91.1              & 89.4         & 91.6              \\
                                                 & Resnet-18      & 95.3              & 93.1         & 95.3              \\
            \midrule
            \multirow{3}{*}{ImageNet}            & VGG-19         & 72.3              & 68.5         & 72.4              \\
                                                 & ResNet-18      & 69.8              & 66.5         & 70                \\
                                                 & ResNet-50      & 74.1              & 71.2         & 74.1              \\
            \bottomrule
        \end{tabular}
        \caption{}
    \end{subtable}
    \hfill
    \begin{subtable}{0.5\textwidth}
        \centering
        \begin{tabular}{ccccc}
            \toprule
            \multicolumn{1}{l}{\textbf{Dataset}} & \textbf{Model} & \textbf{Discrete} & \textbf{INN} & \textbf{INN-init} \\
            \midrule
            \multirow{2}{*}{Set5}                & SRCNN 3x       & 32.9              & 32.6         & 32.9              \\
                                                 & EDSR 4x        & 32.4              & 32.2         & 32.4              \\
            \midrule
            \multirow{2}{*}{Set14}               & SRCNN 3x       & 29.4              & 29.0         & 29.4              \\
                                                 & EDSR 4x        & 28.7              & 28.2         & 28.7              \\
            \midrule
            \multirow{2}{*}{B100}                & SRCNN 3x       & 26.8              & 26.1         & 26.8              \\
                                                 & EDSR 4x        & 27.6              & 27.2         & 27.6              \\
            \bottomrule
        \end{tabular}
        \caption{}
    \end{subtable}
    \caption{Comparison of INNs with discrete networks on classification and image super-resolution tasks for different architectures \textbf{Discrete} refers to the conventional DNN,\textbf{INN} refers to the integral network trained from scratch, while \textbf{INN-init} refers to the integral network trained according to pipeline A indicated in \FigRef{fig:fig6} Table (a) indicates accuracy [\%] for classification tasks, whereas table (b) indicates PSNR [dB] for super-resolution tasks.}
    \label{tab:tab1}
\end{table}
